The Winix 114090 Replacement Filter D is a complete one-year filter set. The True HEPA Filter captures 99.97%* of particles as small as 0.3 microns, including pollen, dust, pet dander and hair, other allergens, and cigarette smoke. The Washable AOC™ Carbon Filter is made from activated carbon granules which reduce odors from cooking, smoking, and household use. This cassette is sold as one unit and individual components cannot be purchased separately. The genuine Winix Filter D is compatible with Winix Air Purifier units 9300, 5000S, and 9000S.
*Based on an independent laboratory test conducted on particles as small as 0.3 microns in size.
